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| Electromagnetism type electric leakage chopper of ID |
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| Electromagnetism type electric leakage chopper of ID have the function of obstructing and cutting the electric circuit and protecting the Leakage current to land. It installs the release of moving the surplus current, and it can move without assistant current. With happening leakage to land, it auto-opens the electric circuit, and its marginal value is bigger than or was equal to 100mA, 30mA, 100mA or 5000mA.
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